<!doctype html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Gauge Test</title>
    <script src="../gauge.min.js"></script>
    <style>body {
        padding: 0;
        margin: 0;
        background: #fff
    }</style>
</head>
<body>

<button onclick="animateGauges()">Animate</button>
<button onclick="stopGaugesAnimation()">Stop animation</button>

<hr>

<canvas data-type="radial-gauge"
        data-min-value="0"
        data-max-value="360"
        data-major-ticks="N,NE,E,SE,S,SW,W,NW,N"
        data-minor-ticks="22"
        data-ticks-angle="360"
        data-start-angle="180"
        data-stroke-ticks="false"
        data-highlights="false"
        data-color-plate="#222"
        data-color-major-ticks="#f5f5f5"
        data-color-minor-ticks="#ddd"
        data-color-numbers="#ccc"
        data-color-needle="rgba(240, 128, 128, 1)"
        data-color-needle-end="rgba(255, 160, 122, .9)"
        data-value-box="false"
        data-value-text-shadow="false"
        data-color-circle-inner="#fff"
        data-color-needle-circle-outer="#ccc"
        data-needle-circle-size="15"
        data-needle-circle-outer="false"
        data-needle-type="line"
        data-needle-start="75"
        data-needle-end="99"
        data-needle-width="3"
        data-borders="true"
        data-border-inner-width="0"
        data-border-middle-width="0"
        data-border-outer-width="10"
        data-color-border-outer="#ccc"
        data-color-border-outer-end="#ccc"
        data-color-needle-shadow-down="#222"
        data-animation-target="plate"
        data-animation-duration="1500"
        data-animation-rule="linear"
        data-width="500"
        data-height="500"
        data-units="ᵍ"
        data-value="0"
></canvas>

<canvas data-type="linear-gauge"
        data-width="160"
        data-height="600"
        data-border-radius="0"
        data-borders="0"
        data-bar-begin-circle="false"
        data-title="Temperature"
        data-units="°C"
        data-minor-ticks="10"
        data-value="99"
        data-major-ticks="0,10,20,30,40,50,60,70,80,90,100"
        data-tick-side="right"
        data-number-side="right"
        data-needle-side="right"
        data-animation-rule="bounce"
        data-animation-duration="750"
        data-bar-stroke-width="5"
        data-value-box-border-radius="0"
        data-value-text-shadow="false"
        data-color-plate="#eee"
></canvas>

<script>
function domReady(handler) {
    if (/comp|inter|loaded/.test((window.document || {}).readyState + ''))
        return handler();

    if (window.addEventListener)
        window.addEventListener('DOMContentLoaded', handler, false);

    else if (window.attachEvent)
        window.attachEvent('onload', handler);
}

if (!Array.prototype.forEach) {
    Array.prototype.forEach = function(cb) {
        var i = 0, s = this.length;
        for (; i < s; i++) {
            cb && cb(this[i], i, this);
        }
    }
}

document.fonts && document.fonts.forEach(function(font) {
    font.loaded.then(function() {
        if (font.family.match(/Led/)) {
            document.gauges.forEach(function(gauge) {
                gauge.update();
            });
        }
    });
});

var timers = [];

function animateGauges() {
    document.gauges.forEach(function(gauge) {
        timers.push(setInterval(function() {
            gauge.value = Math.random() *
                (gauge.options.maxValue - gauge.options.minValue) / 4 +
                gauge.options.minValue / 4;
        }, gauge.animation.duration + 50));
    });
}

function stopGaugesAnimation() {
    timers.forEach(function(timer) {
        clearInterval(timer);
    });
}

domReady(function() {
    document.gauges.forEach(function(gauge) {
        var type = gauge.canvas.element.getAttribute('data-type');

        gauge.on('beforeNeedle', function() {
            console.log(type + ': drawing needle!');
        });

        gauge.on('beforePlate', function() {
            console.log(type + ': drawing plate!');
        });
    });
});
</script>
</body>
</html>
